ES8301570A1 - "perfeccionamientos en los sistemas de medicion de esfuerzos de aperos y similares de maquinas agricolas". - Google Patents

"perfeccionamientos en los sistemas de medicion de esfuerzos de aperos y similares de maquinas agricolas".

Info

Publication number
ES8301570A1
ES8301570A1 ES509547A ES509547A ES8301570A1 ES 8301570 A1 ES8301570 A1 ES 8301570A1 ES 509547 A ES509547 A ES 509547A ES 509547 A ES509547 A ES 509547A ES 8301570 A1 ES8301570 A1 ES 8301570A1
Authority
ES
Spain
Prior art keywords
implement
agricultural machine
towing
controlling
measurement device
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
ES509547A
Other languages
English (en)
Other versions
ES509547A0 (es
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Fiat Trattori SpA
Original Assignee
Fiat Trattori SpA
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Fiat Trattori SpA filed Critical Fiat Trattori SpA
Publication of ES509547A0 publication Critical patent/ES509547A0/es
Publication of ES8301570A1 publication Critical patent/ES8301570A1/es
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L5/00—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes
    • G01L5/13—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes for measuring the tractive or propulsive power of vehicles
    • G01L5/136—Force sensors associated with a vehicle traction coupling
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01B—SOIL WORKING IN AGRICULTURE OR FORESTRY; PARTS, DETAILS, OR ACCESSORIES OF AGRICULTURAL MACHINES OR IMPLEMENTS, IN GENERAL
    • A01B63/00—Lifting or adjusting devices or arrangements for agricultural machines or implements
    • A01B63/02—Lifting or adjusting devices or arrangements for agricultural machines or implements for implements mounted on tractors
    • A01B63/10—Lifting or adjusting devices or arrangements for agricultural machines or implements for implements mounted on tractors operated by hydraulic or pneumatic means
    • A01B63/111—Lifting or adjusting devices or arrangements for agricultural machines or implements for implements mounted on tractors operated by hydraulic or pneumatic means regulating working depth of implements
    • A01B63/112—Lifting or adjusting devices or arrangements for agricultural machines or implements for implements mounted on tractors operated by hydraulic or pneumatic means regulating working depth of implements to control draught load, i.e. tractive force

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Combustion & Propulsion (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Soil Sciences (AREA)
  • Environmental Sciences (AREA)
  • Lifting Devices For Agricultural Implements (AREA)
  • Force Measurement Appropriate To Specific Purposes (AREA)

Abstract

_(PERFECCIONAMIENTOS EN LOS SISTEMAS DE MEDICION DE ESFUERZOS DE APEROS Y SIMILARES DE MAQUINAS AGRICOLAS . COMPRENDE UN CIRCUITO ELECTRICO APTO PARA MANDAR A TRAVES DE UN ORGANO MECANICO Y/O HIDRAULICO EL MOVIMIENTO DE UNA PALANCA (7); DICHO CIRCUITO COMPRENDE AL MENOS UN ELEMENTO RESISTIVO (21) FIJADO SOBRE UNA PORCION (14) DE BARRA DE FLEXION (3) DICHO ELEMENTO RESISTIVO ESTA REALIZADO DE UN MATERIAL QUE PRESENTA VALORES DE RESISTENCIA PROPORCIONALES A DEFORMACIONES QUE TIENEN LUGAR EN EL USO DEL ELEMENTO (21). ENTRE LA PORCION (14) Y LOS ELEMENTOS (21), ESTA INTERPUESTA UNA CAPA (22) DE REVESTIMIENTO REALIZADA CON UN MATERIAL APTO PARA SOLIDARIZAR DICHOS ELEMENTOS A LA BARRA.
ES509547A 1981-02-12 1982-02-12 "perfeccionamientos en los sistemas de medicion de esfuerzos de aperos y similares de maquinas agricolas". Expired ES8301570A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT67194/81A IT1143386B (it) 1981-02-12 1981-02-12 Dispositivo misuratore di sforzo per il controllo dell assetto di un attrezzo atto ad essere trainato da una macchina agricola

Publications (2)

Publication Number Publication Date
ES509547A0 ES509547A0 (es) 1983-02-01
ES8301570A1 true ES8301570A1 (es) 1983-02-01

Family

ID=11300376

Family Applications (1)

Application Number Title Priority Date Filing Date
ES509547A Expired ES8301570A1 (es) 1981-02-12 1982-02-12 "perfeccionamientos en los sistemas de medicion de esfuerzos de aperos y similares de maquinas agricolas".

Country Status (6)

Country Link
US (1) US4456074A (es)
DE (1) DE3203334A1 (es)
ES (1) ES8301570A1 (es)
FR (1) FR2499353B1 (es)
GB (1) GB2093191B (es)
IT (1) IT1143386B (es)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2120419A (en) * 1982-05-19 1983-11-30 Industry The Secretary Of Stat Control of agricultural instruments
FR2534360A1 (fr) * 1982-10-08 1984-04-13 Secem Etudes Const Elect Meca Perfectionnements aux fours munis de transporteurs a rouleaux
IT1157479B (it) * 1982-12-09 1987-02-11 Fiat Trattori Spa Dispositivo per il controllo dello assetto di un attrezzo atto ad essere trainato da una macchina agricola
HU188450B (en) * 1983-04-29 1986-04-28 Vasipari Kutato Es Fejlesztoe Vallalat,Hu Electromechanic measuring transducer pin
DE3331986A1 (de) * 1983-09-05 1985-03-21 Robert Bosch Gmbh, 7000 Stuttgart Magnetoelastischer kraftmesser zur messung von schubspannungen
FI67623C (fi) * 1983-09-13 1985-04-10 Valmet Oy Magnetisk givaranordning foer maetning av kraft speciellt foermaetning av dragmotstaondet hos en jordbrukstraktor
DE3843869A1 (de) * 1988-12-24 1990-06-28 Deere & Co Kraftsensor zur bestimmung von zug- und druckkraeften
IT1235963B (it) * 1989-12-13 1992-12-09 Fiatgeotech Dispositivo per il controllo dell'assetto di un attrezzo trainato da un macchina agricola
DE4001823A1 (de) * 1990-01-23 1991-07-25 Schenck Ag Carl Kraftmesseinrichtung
US5452766A (en) * 1992-12-25 1995-09-26 Kubota Corporation Hydraulic control system for a tractor
DE4322355A1 (de) * 1993-07-05 1995-01-12 Rexroth Mannesmann Gmbh SHR/EHR-System für Hubwerke
GB9414688D0 (en) * 1994-07-21 1994-09-07 Massey Ferguson Mfg Implement linkage draft force sensing arrangement
US5988000A (en) * 1998-06-23 1999-11-23 Case Corporation Multi dimensional strain sensor
US6220545B1 (en) 1999-08-06 2001-04-24 Bell Helicopter Textron Inc. Method and apparatus for sensing preload in a tilt rotor downstop
US7104340B1 (en) * 2005-03-22 2006-09-12 Deere & Company Towed implement draft force sensor
DE102006007385A1 (de) * 2006-02-17 2007-08-30 Robert Bosch Gmbh Kraftsensor und Herstellungsverfahren für einen Kraftsensor
DE102013222150B4 (de) 2013-10-31 2018-03-01 Schaeffler Technologies AG & Co. KG Anbaugerät oder Landwirtschaftsfahrzeug mit einem Überwachungsmodul
DE102016215071A1 (de) * 2016-08-12 2018-02-15 Robert Bosch Gmbh Kraftsensor, insbesondere geeignet für eine elektrohydraulische Hubwerksregelung eines Ackerschleppers
EP3564637A1 (en) 2018-05-03 2019-11-06 Movotec A/S A force transducer, a measuring device and a system for measuring muscle stiffness

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2457616A (en) * 1946-07-16 1948-12-28 Douglas Aircraft Co Inc Metal foil type strain gauge and method of making same
DE1183295B (de) * 1962-11-20 1964-12-10 Internat Harvester Company M B Vorrichtung zur Lage- und Arbeitswiderstandssteuerung an Ackerschleppern mit elektronisch gesteuerter Hydraulikanlage
FR1374855A (fr) * 1963-11-18 1964-10-09 Int Harvester Co Dispositif de commande automatique de traction et de position sur des tracteurs agricoles
US3814188A (en) * 1972-10-02 1974-06-04 Allis Chalmers Electronic draft load sensing system
US4016644A (en) * 1974-03-18 1977-04-12 Kulite Semiconductor Products, Inc. Methods of fabricating low pressure silicon transducers
GB1459027A (en) * 1974-04-26 1976-12-22 Strainstall Ltd Mooring device
GB1577341A (en) * 1978-02-20 1980-10-22 British Hovercraft Corp Ltd Shear pin load cell load measuring equipment
US4315548A (en) * 1979-10-01 1982-02-16 Kubota, Ltd. Tractor with a traction load sensing device
IT7953743V0 (it) * 1979-11-14 1979-11-14 Fiat Trattori Spa Dispositivo di tenuta utilizzabile particolarmente per barre flessibili dinamometriche associate al sollevatore idraulico di trattori agricoli
US4355692A (en) * 1980-11-24 1982-10-26 General Electric Company Thick film resistor force transducers and weighing scales

Also Published As

Publication number Publication date
US4456074A (en) 1984-06-26
GB2093191A (en) 1982-08-25
DE3203334A1 (de) 1982-09-09
ES509547A0 (es) 1983-02-01
FR2499353B1 (fr) 1986-05-09
IT8167194A0 (it) 1981-02-12
IT1143386B (it) 1986-10-22
GB2093191B (en) 1985-12-24
FR2499353A1 (fr) 1982-08-13

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Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 19981001